Finding the Fourth Proportional to 22,618,522.32, 31,224,402.12 and 13,924,147.56

Step by Step Solution

1. Step 1: Write the proportion equation
   22,618,522.32 : 31,224,402.12 = 13,924,147.56 : x
2. Step 2: Convert to fraction form
   22,618,522.32/31,224,402.12 = 13,924,147.56/x
3. Step 3: Cross multiply
   22,618,522.32x = 31,224,402.12 × 13,924,147.56
4. Step 4: Simplify right side
   22,618,522.32x = 434,773,182,591,656.88
5. Step 5: Solve for x
   x = 434,773,182,591,656.88/22,618,522.32
6. Step 6: Final answer
   x = 19,221,997.64