Finding the Fourth Proportional to 91,468.98, 137,061.23 and 63,443.79

Step by Step Solution

1. Step 1: Write the proportion equation
   91,468.98 : 137,061.23 = 63,443.79 : x
2. Step 2: Convert to fraction form
   91,468.98/137,061.23 = 63,443.79/x
3. Step 3: Cross multiply
   91,468.98x = 137,061.23 × 63,443.79
4. Step 4: Simplify right side
   91,468.98x = 8,695,684,051.87
5. Step 5: Solve for x
   x = 8,695,684,051.87/91,468.98
6. Step 6: Final answer
   x = 95,067.03