Finding the Fourth Proportional to 73,861.98, 101,917.50 and 43,643.10

Step by Step Solution

1. Step 1: Write the proportion equation
   73,861.98 : 101,917.50 = 43,643.10 : x
2. Step 2: Convert to fraction form
   73,861.98/101,917.50 = 43,643.10/x
3. Step 3: Cross multiply
   73,861.98x = 101,917.50 × 43,643.10
4. Step 4: Simplify right side
   73,861.98x = 4,447,995,644.25
5. Step 5: Solve for x
   x = 4,447,995,644.25/73,861.98
6. Step 6: Final answer
   x = 60,220.37