Finding the Fourth Proportional to 78,019,009.98, 117,013,883.91 and 39,147,024.83

Step by Step Solution

1. Step 1: Write the proportion equation
   78,019,009.98 : 117,013,883.91 = 39,147,024.83 : x
2. Step 2: Convert to fraction form
   78,019,009.98/117,013,883.91 = 39,147,024.83/x
3. Step 3: Cross multiply
   78,019,009.98x = 117,013,883.91 × 39,147,024.83
4. Step 4: Simplify right side
   78,019,009.98x = 4,580,745,419,172,042
5. Step 5: Solve for x
   x = 4,580,745,419,172,042/78,019,009.98
6. Step 6: Final answer
   x = 58,713,195.93