Finding the Fourth Proportional to 103,483, 142,806.72 and 58,771

Step by Step Solution

1. Step 1: Write the proportion equation
   103,483 : 142,806.72 = 58,771 : x
2. Step 2: Convert to fraction form
   103,483/142,806.72 = 58,771/x
3. Step 3: Cross multiply
   103,483x = 142,806.72 × 58,771
4. Step 4: Simplify right side
   103,483x = 8,392,893,741.12
5. Step 5: Solve for x
   x = 8,392,893,741.12/103,483
6. Step 6: Final answer
   x = 81,104.08