Finding the Fourth Proportional to 116,106.34, 174,159.33 and 76,654.21

Step by Step Solution

1. Step 1: Write the proportion equation
   116,106.34 : 174,159.33 = 76,654.21 : x
2. Step 2: Convert to fraction form
   116,106.34/174,159.33 = 76,654.21/x
3. Step 3: Cross multiply
   116,106.34x = 174,159.33 × 76,654.21
4. Step 4: Simplify right side
   116,106.34x = 13,350,045,855.28
5. Step 5: Solve for x
   x = 13,350,045,855.28/116,106.34
6. Step 6: Final answer
   x = 114,981.20