Finding the Fourth Proportional to 115,264.08, 159,068.88 and 64,962

Step by Step Solution

1. Step 1: Write the proportion equation
   115,264.08 : 159,068.88 = 64,962 : x
2. Step 2: Convert to fraction form
   115,264.08/159,068.88 = 64,962/x
3. Step 3: Cross multiply
   115,264.08x = 159,068.88 × 64,962
4. Step 4: Simplify right side
   115,264.08x = 10,333,432,582.56
5. Step 5: Solve for x
   x = 10,333,432,582.56/115,264.08
6. Step 6: Final answer
   x = 89,650.07