Finding the Fourth Proportional to 146,820,105.64, 202,554,401.46 and 84,062,663.62

Step by Step Solution

1. Step 1: Write the proportion equation
   146,820,105.64 : 202,554,401.46 = 84,062,663.62 : x
2. Step 2: Convert to fraction form
   146,820,105.64/202,554,401.46 = 84,062,663.62/x
3. Step 3: Cross multiply
   146,820,105.64x = 202,554,401.46 × 84,062,663.62
4. Step 4: Simplify right side
   146,820,105.64x = 17,027,262,514,682,418
5. Step 5: Solve for x
   x = 17,027,262,514,682,418/146,820,105.64
6. Step 6: Final answer
   x = 115,973,642.99