Finding the Fourth Proportional to 208,501.83, 287,733.02 and 113,008.50

Step by Step Solution

1. Step 1: Write the proportion equation
   208,501.83 : 287,733.02 = 113,008.50 : x
2. Step 2: Convert to fraction form
   208,501.83/287,733.02 = 113,008.50/x
3. Step 3: Cross multiply
   208,501.83x = 287,733.02 × 113,008.50
4. Step 4: Simplify right side
   208,501.83x = 32,516,276,425.63
5. Step 5: Solve for x
   x = 32,516,276,425.63/208,501.83
6. Step 6: Final answer
   x = 155,952.00