Finding the Fourth Proportional to 127,876.86, 191,933.59 and 64,741.34

Step by Step Solution

1. Step 1: Write the proportion equation
   127,876.86 : 191,933.59 = 64,741.34 : x
2. Step 2: Convert to fraction form
   127,876.86/191,933.59 = 64,741.34/x
3. Step 3: Cross multiply
   127,876.86x = 191,933.59 × 64,741.34
4. Step 4: Simplify right side
   127,876.86x = 12,426,037,807.61
5. Step 5: Solve for x
   x = 12,426,037,807.61/127,876.86
6. Step 6: Final answer
   x = 97,171.90