Finding the Fourth Proportional to 117,970.01, 162,793 and 64,254.77

Step by Step Solution

1. Step 1: Write the proportion equation
   117,970.01 : 162,793 = 64,254.77 : x
2. Step 2: Convert to fraction form
   117,970.01/162,793 = 64,254.77/x
3. Step 3: Cross multiply
   117,970.01x = 162,793 × 64,254.77
4. Step 4: Simplify right side
   117,970.01x = 10,460,226,772.61
5. Step 5: Solve for x
   x = 10,460,226,772.61/117,970.01
6. Step 6: Final answer
   x = 88,668.52