Finding the Fourth Proportional to 91,907.01, 137,666.77 and 42,029.08

Step by Step Solution

1. Step 1: Write the proportion equation
   91,907.01 : 137,666.77 = 42,029.08 : x
2. Step 2: Convert to fraction form
   91,907.01/137,666.77 = 42,029.08/x
3. Step 3: Cross multiply
   91,907.01x = 137,666.77 × 42,029.08
4. Step 4: Simplify right side
   91,907.01x = 5,786,007,240.43
5. Step 5: Solve for x
   x = 5,786,007,240.43/91,907.01
6. Step 6: Final answer
   x = 62,955.02