Finding the Fourth Proportional to 102,061, 152,982.15 and 49,354.30

Step by Step Solution

1. Step 1: Write the proportion equation
   102,061 : 152,982.15 = 49,354.30 : x
2. Step 2: Convert to fraction form
   102,061/152,982.15 = 49,354.30/x
3. Step 3: Cross multiply
   102,061x = 152,982.15 × 49,354.30
4. Step 4: Simplify right side
   102,061x = 7,550,326,925.75
5. Step 5: Solve for x
   x = 7,550,326,925.75/102,061
6. Step 6: Final answer
   x = 73,978.57