Finding the Fourth Proportional to 118,018.53, 162,865.46 and 64,303.98

Step by Step Solution

1. Step 1: Write the proportion equation
   118,018.53 : 162,865.46 = 64,303.98 : x
2. Step 2: Convert to fraction form
   118,018.53/162,865.46 = 64,303.98/x
3. Step 3: Cross multiply
   118,018.53x = 162,865.46 × 64,303.98
4. Step 4: Simplify right side
   118,018.53x = 10,472,896,961.01
5. Step 5: Solve for x
   x = 10,472,896,961.01/118,018.53
6. Step 6: Final answer
   x = 88,739.43