Finding the Fourth Proportional to 85,080.96, 127,547.60 and 42,925.52

Step by Step Solution

1. Step 1: Write the proportion equation
   85,080.96 : 127,547.60 = 42,925.52 : x
2. Step 2: Convert to fraction form
   85,080.96/127,547.60 = 42,925.52/x
3. Step 3: Cross multiply
   85,080.96x = 127,547.60 × 42,925.52
4. Step 4: Simplify right side
   85,080.96x = 5,475,047,158.99
5. Step 5: Solve for x
   x = 5,475,047,158.99/85,080.96
6. Step 6: Final answer
   x = 64,351.03