Finding the Fourth Proportional to 61,426.68, 92,085.18 and 23,978.06

Step by Step Solution

1. Step 1: Write the proportion equation
   61,426.68 : 92,085.18 = 23,978.06 : x
2. Step 2: Convert to fraction form
   61,426.68/92,085.18 = 23,978.06/x
3. Step 3: Cross multiply
   61,426.68x = 92,085.18 × 23,978.06
4. Step 4: Simplify right side
   61,426.68x = 2,208,023,510.72
5. Step 5: Solve for x
   x = 2,208,023,510.72/61,426.68
6. Step 6: Final answer
   x = 35,945.68