Finding the Fourth Proportional to 61,019.95, 91,158.85 and 39,497.34

Step by Step Solution

1. Step 1: Write the proportion equation
   61,019.95 : 91,158.85 = 39,497.34 : x
2. Step 2: Convert to fraction form
   61,019.95/91,158.85 = 39,497.34/x
3. Step 3: Cross multiply
   61,019.95x = 91,158.85 × 39,497.34
4. Step 4: Simplify right side
   61,019.95x = 3,600,532,191.20
5. Step 5: Solve for x
   x = 3,600,532,191.20/61,019.95
6. Step 6: Final answer
   x = 59,005.82