Finding the Fourth Proportional to 117,876.50, 162,673 and 64,164.98

Step by Step Solution

1. Step 1: Write the proportion equation
   117,876.50 : 162,673 = 64,164.98 : x
2. Step 2: Convert to fraction form
   117,876.50/162,673 = 64,164.98/x
3. Step 3: Cross multiply
   117,876.50x = 162,673 × 64,164.98
4. Step 4: Simplify right side
   117,876.50x = 10,437,909,791.54
5. Step 5: Solve for x
   x = 10,437,909,791.54/117,876.50
6. Step 6: Final answer
   x = 88,549.54