Finding the Fourth Proportional to 152,814.28, 229,191.10 and 76,892.58

Step by Step Solution

1. Step 1: Write the proportion equation
   152,814.28 : 229,191.10 = 76,892.58 : x
2. Step 2: Convert to fraction form
   152,814.28/229,191.10 = 76,892.58/x
3. Step 3: Cross multiply
   152,814.28x = 229,191.10 × 76,892.58
4. Step 4: Simplify right side
   152,814.28x = 17,623,094,992.04
5. Step 5: Solve for x
   x = 17,623,094,992.04/152,814.28
6. Step 6: Final answer
   x = 115,323.61