Finding the Fourth Proportional to 155,488.32, 233,071.02 and 75,407.72

Step by Step Solution

1. Step 1: Write the proportion equation
   155,488.32 : 233,071.02 = 75,407.72 : x
2. Step 2: Convert to fraction form
   155,488.32/233,071.02 = 75,407.72/x
3. Step 3: Cross multiply
   155,488.32x = 233,071.02 × 75,407.72
4. Step 4: Simplify right side
   155,488.32x = 17,575,354,216.27
5. Step 5: Solve for x
   x = 17,575,354,216.27/155,488.32
6. Step 6: Final answer
   x = 113,033.28