Finding the Fourth Proportional to 152,419.30, 228,538.72 and 62,435.18

Step by Step Solution

1. Step 1: Write the proportion equation
   152,419.30 : 228,538.72 = 62,435.18 : x
2. Step 2: Convert to fraction form
   152,419.30/228,538.72 = 62,435.18/x
3. Step 3: Cross multiply
   152,419.30x = 228,538.72 × 62,435.18
4. Step 4: Simplify right side
   152,419.30x = 14,268,856,120.17
5. Step 5: Solve for x
   x = 14,268,856,120.17/152,419.30
6. Step 6: Final answer
   x = 93,615.81