Finding the Fourth Proportional to 108,389.94, 149,577.00 and 59,991.98

Step by Step Solution

1. Step 1: Write the proportion equation
   108,389.94 : 149,577.00 = 59,991.98 : x
2. Step 2: Convert to fraction form
   108,389.94/149,577.00 = 59,991.98/x
3. Step 3: Cross multiply
   108,389.94x = 149,577.00 × 59,991.98
4. Step 4: Simplify right side
   108,389.94x = 8,973,419,419.61
5. Step 5: Solve for x
   x = 8,973,419,419.61/108,389.94
6. Step 6: Final answer
   x = 82,788.31