Finding the Fourth Proportional to 105,922,341.63, 146,238,045.17 and 83,984,457.15

Step by Step Solution

1. Step 1: Write the proportion equation
   105,922,341.63 : 146,238,045.17 = 83,984,457.15 : x
2. Step 2: Convert to fraction form
   105,922,341.63/146,238,045.17 = 83,984,457.15/x
3. Step 3: Cross multiply
   105,922,341.63x = 146,238,045.17 × 83,984,457.15
4. Step 4: Simplify right side
   105,922,341.63x = 12,281,722,837,859,708
5. Step 5: Solve for x
   x = 12,281,722,837,859,708/105,922,341.63
6. Step 6: Final answer
   x = 115,950,257.98