Finding the Fourth Proportional to 22,290,658.42, 30,764,470.96 and 13,593,875.90

Step by Step Solution

1. Step 1: Write the proportion equation
   22,290,658.42 : 30,764,470.96 = 13,593,875.90 : x
2. Step 2: Convert to fraction form
   22,290,658.42/30,764,470.96 = 13,593,875.90/x
3. Step 3: Cross multiply
   22,290,658.42x = 30,764,470.96 × 13,593,875.90
4. Step 4: Simplify right side
   22,290,658.42x = 418,208,400,359,393.88
5. Step 5: Solve for x
   x = 418,208,400,359,393.88/22,290,658.42
6. Step 6: Final answer
   x = 18,761,599.25