Finding the Fourth Proportional to 12,066.87, 16,652.01 and 7,030.78

Step by Step Solution

1. Step 1: Write the proportion equation
   12,066.87 : 16,652.01 = 7,030.78 : x
2. Step 2: Convert to fraction form
   12,066.87/16,652.01 = 7,030.78/x
3. Step 3: Cross multiply
   12,066.87x = 16,652.01 × 7,030.78
4. Step 4: Simplify right side
   12,066.87x = 117,076,535.61
5. Step 5: Solve for x
   x = 117,076,535.61/12,066.87
6. Step 6: Final answer
   x = 9,702.31