Finding the Fourth Proportional to 127,417.74, 191,131.47 and 65,015.34

Step by Step Solution

1. Step 1: Write the proportion equation
   127,417.74 : 191,131.47 = 65,015.34 : x
2. Step 2: Convert to fraction form
   127,417.74/191,131.47 = 65,015.34/x
3. Step 3: Cross multiply
   127,417.74x = 191,131.47 × 65,015.34
4. Step 4: Simplify right side
   127,417.74x = 12,426,477,506.75
5. Step 5: Solve for x
   x = 12,426,477,506.75/127,417.74
6. Step 6: Final answer
   x = 97,525.49