Finding the Fourth Proportional to 76,036.05, 104,929.16 and 42,502.05

Step by Step Solution

1. Step 1: Write the proportion equation
   76,036.05 : 104,929.16 = 42,502.05 : x
2. Step 2: Convert to fraction form
   76,036.05/104,929.16 = 42,502.05/x
3. Step 3: Cross multiply
   76,036.05x = 104,929.16 × 42,502.05
4. Step 4: Simplify right side
   76,036.05x = 4,459,704,192.27
5. Step 5: Solve for x
   x = 4,459,704,192.27/76,036.05
6. Step 6: Final answer
   x = 58,652.50