Finding the Fourth Proportional to 99,064, 136,710.72 and 54,352

Step by Step Solution

1. Step 1: Write the proportion equation
   99,064 : 136,710.72 = 54,352 : x
2. Step 2: Convert to fraction form
   99,064/136,710.72 = 54,352/x
3. Step 3: Cross multiply
   99,064x = 136,710.72 × 54,352
4. Step 4: Simplify right side
   99,064x = 7,430,501,053.44
5. Step 5: Solve for x
   x = 7,430,501,053.44/99,064
6. Step 6: Final answer
   x = 75,007.08