Finding the Fourth Proportional to 152,238.96, 228,380.31 and 47,066.13

Step by Step Solution

1. Step 1: Write the proportion equation
   152,238.96 : 228,380.31 = 47,066.13 : x
2. Step 2: Convert to fraction form
   152,238.96/228,380.31 = 47,066.13/x
3. Step 3: Cross multiply
   152,238.96x = 228,380.31 × 47,066.13
4. Step 4: Simplify right side
   152,238.96x = 10,748,977,359.90
5. Step 5: Solve for x
   x = 10,748,977,359.90/152,238.96
6. Step 6: Final answer
   x = 70,605.96