Finding the Fourth Proportional to 66,024.81, 91,113.98 and 35,810.01

Step by Step Solution

1. Step 1: Write the proportion equation
   66,024.81 : 91,113.98 = 35,810.01 : x
2. Step 2: Convert to fraction form
   66,024.81/91,113.98 = 35,810.01/x
3. Step 3: Cross multiply
   66,024.81x = 91,113.98 × 35,810.01
4. Step 4: Simplify right side
   66,024.81x = 3,262,792,355.89
5. Step 5: Solve for x
   x = 3,262,792,355.89/66,024.81
6. Step 6: Final answer
   x = 49,417.67