Finding the Fourth Proportional to 69,336, 95,644.80 and 42,491.52

Step by Step Solution

1. Step 1: Write the proportion equation
   69,336 : 95,644.80 = 42,491.52 : x
2. Step 2: Convert to fraction form
   69,336/95,644.80 = 42,491.52/x
3. Step 3: Cross multiply
   69,336x = 95,644.80 × 42,491.52
4. Step 4: Simplify right side
   69,336x = 4,064,092,932.10
5. Step 5: Solve for x
   x = 4,064,092,932.10/69,336
6. Step 6: Final answer
   x = 58,614.47