Finding the Fourth Proportional to 22,506,960.38, 31,059,200.86 and 12,717,193.86

Step by Step Solution

1. Step 1: Write the proportion equation
   22,506,960.38 : 31,059,200.86 = 12,717,193.86 : x
2. Step 2: Convert to fraction form
   22,506,960.38/31,059,200.86 = 12,717,193.86/x
3. Step 3: Cross multiply
   22,506,960.38x = 31,059,200.86 × 12,717,193.86
4. Step 4: Simplify right side
   22,506,960.38x = 394,985,878,473,298.69
5. Step 5: Solve for x
   x = 394,985,878,473,298.69/22,506,960.38
6. Step 6: Final answer
   x = 17,549,498.99