Finding the Fourth Proportional to 175,875.40, 263,810.72 and 42,755.28

Step by Step Solution

1. Step 1: Write the proportion equation
   175,875.40 : 263,810.72 = 42,755.28 : x
2. Step 2: Convert to fraction form
   175,875.40/263,810.72 = 42,755.28/x
3. Step 3: Cross multiply
   175,875.40x = 263,810.72 × 42,755.28
4. Step 4: Simplify right side
   175,875.40x = 11,279,301,200.60
5. Step 5: Solve for x
   x = 11,279,301,200.60/175,875.40
6. Step 6: Final answer
   x = 64,132.34