Finding the Fourth Proportional to 42,814.03, 64,137.96 and 31,548.93

Step by Step Solution

1. Step 1: Write the proportion equation
   42,814.03 : 64,137.96 = 31,548.93 : x
2. Step 2: Convert to fraction form
   42,814.03/64,137.96 = 31,548.93/x
3. Step 3: Cross multiply
   42,814.03x = 64,137.96 × 31,548.93
4. Step 4: Simplify right side
   42,814.03x = 2,023,484,010.38
5. Step 5: Solve for x
   x = 2,023,484,010.38/42,814.03
6. Step 6: Final answer
   x = 47,262.17