Finding the Fourth Proportional to 22,428,088.35, 33,642,132.53 and 13,818,744.15

Step by Step Solution

1. Step 1: Write the proportion equation
   22,428,088.35 : 33,642,132.53 = 13,818,744.15 : x
2. Step 2: Convert to fraction form
   22,428,088.35/33,642,132.53 = 13,818,744.15/x
3. Step 3: Cross multiply
   22,428,088.35x = 33,642,132.53 × 13,818,744.15
4. Step 4: Simplify right side
   22,428,088.35x = 464,892,022,023,368.50
5. Step 5: Solve for x
   x = 464,892,022,023,368.50/22,428,088.35
6. Step 6: Final answer
   x = 20,728,116.23