Finding the Fourth Proportional to 117,889.00, 162,686.83 and 64,174.41

Step by Step Solution

1. Step 1: Write the proportion equation
   117,889.00 : 162,686.83 = 64,174.41 : x
2. Step 2: Convert to fraction form
   117,889.00/162,686.83 = 64,174.41/x
3. Step 3: Cross multiply
   117,889.00x = 162,686.83 × 64,174.41
4. Step 4: Simplify right side
   117,889.00x = 10,440,331,009.15
5. Step 5: Solve for x
   x = 10,440,331,009.15/117,889.00
6. Step 6: Final answer
   x = 88,560.69