Finding the Fourth Proportional to 42,834.83, 64,275.48 and 17,877.05

Step by Step Solution

1. Step 1: Write the proportion equation
   42,834.83 : 64,275.48 = 17,877.05 : x
2. Step 2: Convert to fraction form
   42,834.83/64,275.48 = 17,877.05/x
3. Step 3: Cross multiply
   42,834.83x = 64,275.48 × 17,877.05
4. Step 4: Simplify right side
   42,834.83x = 1,149,055,889.39
5. Step 5: Solve for x
   x = 1,149,055,889.39/42,834.83
6. Step 6: Final answer
   x = 26,825.27