Finding the Fourth Proportional to 141,856.32, 212,807.52 and 42,026.16

Step by Step Solution

1. Step 1: Write the proportion equation
   141,856.32 : 212,807.52 = 42,026.16 : x
2. Step 2: Convert to fraction form
   141,856.32/212,807.52 = 42,026.16/x
3. Step 3: Cross multiply
   141,856.32x = 212,807.52 × 42,026.16
4. Step 4: Simplify right side
   141,856.32x = 8,943,482,884.72
5. Step 5: Solve for x
   x = 8,943,482,884.72/141,856.32
6. Step 6: Final answer
   x = 63,046.07