Finding the Fourth Proportional to 63,100.52, 86,901.52 and 61,722.70

Step by Step Solution

1. Step 1: Write the proportion equation
   63,100.52 : 86,901.52 = 61,722.70 : x
2. Step 2: Convert to fraction form
   63,100.52/86,901.52 = 61,722.70/x
3. Step 3: Cross multiply
   63,100.52x = 86,901.52 × 61,722.70
4. Step 4: Simplify right side
   63,100.52x = 5,363,796,448.50
5. Step 5: Solve for x
   x = 5,363,796,448.50/63,100.52
6. Step 6: Final answer
   x = 85,004.00