Finding the Fourth Proportional to 66,061.98, 91,168.29 and 37,767.65

Step by Step Solution

1. Step 1: Write the proportion equation
   66,061.98 : 91,168.29 = 37,767.65 : x
2. Step 2: Convert to fraction form
   66,061.98/91,168.29 = 37,767.65/x
3. Step 3: Cross multiply
   66,061.98x = 91,168.29 × 37,767.65
4. Step 4: Simplify right side
   66,061.98x = 3,443,211,611.98
5. Step 5: Solve for x
   x = 3,443,211,611.98/66,061.98
6. Step 6: Final answer
   x = 52,120.93