Finding the Fourth Proportional to 40,870, 60,947.35 and 40,496.31

Step by Step Solution

1. Step 1: Write the proportion equation
   40,870 : 60,947.35 = 40,496.31 : x
2. Step 2: Convert to fraction form
   40,870/60,947.35 = 40,496.31/x
3. Step 3: Cross multiply
   40,870x = 60,947.35 × 40,496.31
4. Step 4: Simplify right side
   40,870x = 2,468,142,779.28
5. Step 5: Solve for x
   x = 2,468,142,779.28/40,870
6. Step 6: Final answer
   x = 60,390.09