Finding the Fourth Proportional to 46,978.59, 64,830.96 and 26,838.15

Step by Step Solution

1. Step 1: Write the proportion equation
   46,978.59 : 64,830.96 = 26,838.15 : x
2. Step 2: Convert to fraction form
   46,978.59/64,830.96 = 26,838.15/x
3. Step 3: Cross multiply
   46,978.59x = 64,830.96 × 26,838.15
4. Step 4: Simplify right side
   46,978.59x = 1,739,943,029.12
5. Step 5: Solve for x
   x = 1,739,943,029.12/46,978.59
6. Step 6: Final answer
   x = 37,036.94