Finding the Fourth Proportional to 59,783.88, 82,428.66 and 37,389

Step by Step Solution

1. Step 1: Write the proportion equation
   59,783.88 : 82,428.66 = 37,389 : x
2. Step 2: Convert to fraction form
   59,783.88/82,428.66 = 37,389/x
3. Step 3: Cross multiply
   59,783.88x = 82,428.66 × 37,389
4. Step 4: Simplify right side
   59,783.88x = 3,081,925,168.74
5. Step 5: Solve for x
   x = 3,081,925,168.74/59,783.88
6. Step 6: Final answer
   x = 51,551.11