Finding the Fourth Proportional to 103,005.16, 154,483.50 and 58,046.12

Step by Step Solution

1. Step 1: Write the proportion equation
   103,005.16 : 154,483.50 = 58,046.12 : x
2. Step 2: Convert to fraction form
   103,005.16/154,483.50 = 58,046.12/x
3. Step 3: Cross multiply
   103,005.16x = 154,483.50 × 58,046.12
4. Step 4: Simplify right side
   103,005.16x = 8,967,167,779.02
5. Step 5: Solve for x
   x = 8,967,167,779.02/103,005.16
6. Step 6: Final answer
   x = 87,055.52