Finding the Fourth Proportional to 64,086.93, 96,131.88 and 19,714.05

Step by Step Solution

1. Step 1: Write the proportion equation
   64,086.93 : 96,131.88 = 19,714.05 : x
2. Step 2: Convert to fraction form
   64,086.93/96,131.88 = 19,714.05/x
3. Step 3: Cross multiply
   64,086.93x = 96,131.88 × 19,714.05
4. Step 4: Simplify right side
   64,086.93x = 1,895,148,688.91
5. Step 5: Solve for x
   x = 1,895,148,688.91/64,086.93
6. Step 6: Final answer
   x = 29,571.53