Finding the Fourth Proportional to 22,116,904.29, 30,520,807.74 and 12,826,134.63

Step by Step Solution

1. Step 1: Write the proportion equation
   22,116,904.29 : 30,520,807.74 = 12,826,134.63 : x
2. Step 2: Convert to fraction form
   22,116,904.29/30,520,807.74 = 12,826,134.63/x
3. Step 3: Cross multiply
   22,116,904.29x = 30,520,807.74 × 12,826,134.63
4. Step 4: Simplify right side
   22,116,904.29x = 391,463,989,089,586.06
5. Step 5: Solve for x
   x = 391,463,989,089,586.06/22,116,904.29
6. Step 6: Final answer
   x = 17,699,764.12