Finding the Fourth Proportional to 152,995,649.87, 211,127,834.72 and 83,379,532.43

Step by Step Solution

1. Step 1: Write the proportion equation
   152,995,649.87 : 211,127,834.72 = 83,379,532.43 : x
2. Step 2: Convert to fraction form
   152,995,649.87/211,127,834.72 = 83,379,532.43/x
3. Step 3: Cross multiply
   152,995,649.87x = 211,127,834.72 × 83,379,532.43
4. Step 4: Simplify right side
   152,995,649.87x = 17,603,740,141,064,728
5. Step 5: Solve for x
   x = 17,603,740,141,064,728/152,995,649.87
6. Step 6: Final answer
   x = 115,060,396.53