Finding the Fourth Proportional to 118,767.05, 163,898.54 and 65,053.98

Step by Step Solution

1. Step 1: Write the proportion equation
   118,767.05 : 163,898.54 = 65,053.98 : x
2. Step 2: Convert to fraction form
   118,767.05/163,898.54 = 65,053.98/x
3. Step 3: Cross multiply
   118,767.05x = 163,898.54 × 65,053.98
4. Step 4: Simplify right side
   118,767.05x = 10,662,252,343.19
5. Step 5: Solve for x
   x = 10,662,252,343.19/118,767.05
6. Step 6: Final answer
   x = 89,774.50