Finding the Fourth Proportional to 117,166.32, 175,713.12 and 42,276.76

Step by Step Solution

1. Step 1: Write the proportion equation
   117,166.32 : 175,713.12 = 42,276.76 : x
2. Step 2: Convert to fraction form
   117,166.32/175,713.12 = 42,276.76/x
3. Step 3: Cross multiply
   117,166.32x = 175,713.12 × 42,276.76
4. Step 4: Simplify right side
   117,166.32x = 7,428,580,963.81
5. Step 5: Solve for x
   x = 7,428,580,963.81/117,166.32
6. Step 6: Final answer
   x = 63,402.02