Finding the Fourth Proportional to 83,662.23, 115,498.86 and 64,500.01

Step by Step Solution

1. Step 1: Write the proportion equation
   83,662.23 : 115,498.86 = 64,500.01 : x
2. Step 2: Convert to fraction form
   83,662.23/115,498.86 = 64,500.01/x
3. Step 3: Cross multiply
   83,662.23x = 115,498.86 × 64,500.01
4. Step 4: Simplify right side
   83,662.23x = 7,449,678,106.86
5. Step 5: Solve for x
   x = 7,449,678,106.86/83,662.23
6. Step 6: Final answer
   x = 89,044.70