Finding the Fourth Proportional to 152,469,620.06, 210,407,915.52 and 82,854,852.08

Step by Step Solution

1. Step 1: Write the proportion equation
   152,469,620.06 : 210,407,915.52 = 82,854,852.08 : x
2. Step 2: Convert to fraction form
   152,469,620.06/210,407,915.52 = 82,854,852.08/x
3. Step 3: Cross multiply
   152,469,620.06x = 210,407,915.52 × 82,854,852.08
4. Step 4: Simplify right side
   152,469,620.06x = 17,433,316,715,818,698
5. Step 5: Solve for x
   x = 17,433,316,715,818,698/152,469,620.06
6. Step 6: Final answer
   x = 114,339,608.83