Finding the Fourth Proportional to 112,907.52, 155,810.04 and 69,875.56

Step by Step Solution

1. Step 1: Write the proportion equation
   112,907.52 : 155,810.04 = 69,875.56 : x
2. Step 2: Convert to fraction form
   112,907.52/155,810.04 = 69,875.56/x
3. Step 3: Cross multiply
   112,907.52x = 155,810.04 × 69,875.56
4. Step 4: Simplify right side
   112,907.52x = 10,887,314,222.66
5. Step 5: Solve for x
   x = 10,887,314,222.66/112,907.52
6. Step 6: Final answer
   x = 96,426.83