Finding the Fourth Proportional to 83,945,684.21, 115,843,492.11 and 45,755,142.61

Step by Step Solution

1. Step 1: Write the proportion equation
   83,945,684.21 : 115,843,492.11 = 45,755,142.61 : x
2. Step 2: Convert to fraction form
   83,945,684.21/115,843,492.11 = 45,755,142.61/x
3. Step 3: Cross multiply
   83,945,684.21x = 115,843,492.11 × 45,755,142.61
4. Step 4: Simplify right side
   83,945,684.21x = 5,300,435,501,498,183
5. Step 5: Solve for x
   x = 5,300,435,501,498,183/83,945,684.21
6. Step 6: Final answer
   x = 63,141,250.81