Finding the Fourth Proportional to 62,780.95, 86,599.33 and 37,270

Step by Step Solution

1. Step 1: Write the proportion equation
   62,780.95 : 86,599.33 = 37,270 : x
2. Step 2: Convert to fraction form
   62,780.95/86,599.33 = 37,270/x
3. Step 3: Cross multiply
   62,780.95x = 86,599.33 × 37,270
4. Step 4: Simplify right side
   62,780.95x = 3,227,557,029.10
5. Step 5: Solve for x
   x = 3,227,557,029.10/62,780.95
6. Step 6: Final answer
   x = 51,409.82