Finding the Fourth Proportional to 22,720,455,250.38, 31,353,626,796.03 and 12,696,032,470.86

Step by Step Solution

1. Step 1: Write the proportion equation
   22,720,455,250.38 : 31,353,626,796.03 = 12,696,032,470.86 : x
2. Step 2: Convert to fraction form
   22,720,455,250.38/31,353,626,796.03 = 12,696,032,470.86/x
3. Step 3: Cross multiply
   22,720,455,250.38x = 31,353,626,796.03 × 12,696,032,470.86
4. Step 4: Simplify right side
   22,720,455,250.38x = 398,066,663,881,623,076,864
5. Step 5: Solve for x
   x = 398,066,663,881,623,076,864/22,720,455,250.38
6. Step 6: Final answer
   x = 17,520,188,723.99