Finding the Fourth Proportional to 116,911.02, 161,337.13 and 63,196.03

Step by Step Solution

1. Step 1: Write the proportion equation
   116,911.02 : 161,337.13 = 63,196.03 : x
2. Step 2: Convert to fraction form
   116,911.02/161,337.13 = 63,196.03/x
3. Step 3: Cross multiply
   116,911.02x = 161,337.13 × 63,196.03
4. Step 4: Simplify right side
   116,911.02x = 10,195,865,791.61
5. Step 5: Solve for x
   x = 10,195,865,791.61/116,911.02
6. Step 6: Final answer
   x = 87,210.48