Finding the Fourth Proportional to 152,090,168.57, 209,884,488.42 and 82,475,531.00

Step by Step Solution

1. Step 1: Write the proportion equation
   152,090,168.57 : 209,884,488.42 = 82,475,531.00 : x
2. Step 2: Convert to fraction form
   152,090,168.57/209,884,488.42 = 82,475,531.00/x
3. Step 3: Cross multiply
   152,090,168.57x = 209,884,488.42 × 82,475,531.00
4. Step 4: Simplify right side
   152,090,168.57x = 17,310,334,629,903,406
5. Step 5: Solve for x
   x = 17,310,334,629,903,406/152,090,168.57
6. Step 6: Final answer
   x = 113,816,263.03