Finding the Fourth Proportional to 152,805.83, 229,208.87 and 52,966.10

Step by Step Solution

1. Step 1: Write the proportion equation
   152,805.83 : 229,208.87 = 52,966.10 : x
2. Step 2: Convert to fraction form
   152,805.83/229,208.87 = 52,966.10/x
3. Step 3: Cross multiply
   152,805.83x = 229,208.87 × 52,966.10
4. Step 4: Simplify right side
   152,805.83x = 12,140,300,634.74
5. Step 5: Solve for x
   x = 12,140,300,634.74/152,805.83
6. Step 6: Final answer
   x = 79,449.20