Finding the Third Proportional to 29,818.13 and 42,135.19

Step by Step Solution

1. Step 1: Write the proportion equation
   29,818.13 : 42,135.19 = 42,135.19 : x
2. Step 2: Convert to fraction form
   29,818.13/42,135.19 = 42,135.19/x
3. Step 3: Cross multiply
   29,818.13x = 42,135.19 × 42,135.19
4. Step 4: Simplify right side
   29,818.13x = 1,775,374,025.66
5. Step 5: Solve for x
   x = 1,775,374,025.66/29,818.13
6. Step 6: Final answer
   x = 59,540.10