Finding the Fourth Proportional to 22,185,057.76, 30,612,565.86 and 13,014,354.40

Step by Step Solution

1. Step 1: Write the proportion equation
   22,185,057.76 : 30,612,565.86 = 13,014,354.40 : x
2. Step 2: Convert to fraction form
   22,185,057.76/30,612,565.86 = 13,014,354.40/x
3. Step 3: Cross multiply
   22,185,057.76x = 30,612,565.86 × 13,014,354.40
4. Step 4: Simplify right side
   22,185,057.76x = 398,402,781,195,380.81
5. Step 5: Solve for x
   x = 398,402,781,195,380.81/22,185,057.76
6. Step 6: Final answer
   x = 17,958,158.39