Finding the Fourth Proportional to 96,698, 133,443.28 and 58,980.08

Step by Step Solution

1. Step 1: Write the proportion equation
   96,698 : 133,443.28 = 58,980.08 : x
2. Step 2: Convert to fraction form
   96,698/133,443.28 = 58,980.08/x
3. Step 3: Cross multiply
   96,698x = 133,443.28 × 58,980.08
4. Step 4: Simplify right side
   96,698x = 7,870,495,329.86
5. Step 5: Solve for x
   x = 7,870,495,329.86/96,698
6. Step 6: Final answer
   x = 81,392.53