Finding the Fourth Proportional to 208,925.33, 288,317.75 and 113,432.00

Step by Step Solution

1. Step 1: Write the proportion equation
   208,925.33 : 288,317.75 = 113,432.00 : x
2. Step 2: Convert to fraction form
   208,925.33/288,317.75 = 113,432.00/x
3. Step 3: Cross multiply
   208,925.33x = 288,317.75 × 113,432.00
4. Step 4: Simplify right side
   208,925.33x = 32,704,457,009.25
5. Step 5: Solve for x
   x = 32,704,457,009.25/208,925.33
6. Step 6: Final answer
   x = 156,536.59