Finding the Fourth Proportional to 105,886,470.98, 146,126,878.61 and 58,845,527.19

Step by Step Solution

1. Step 1: Write the proportion equation
   105,886,470.98 : 146,126,878.61 = 58,845,527.19 : x
2. Step 2: Convert to fraction form
   105,886,470.98/146,126,878.61 = 58,845,527.19/x
3. Step 3: Cross multiply
   105,886,470.98x = 146,126,878.61 × 58,845,527.19
4. Step 4: Simplify right side
   105,886,470.98x = 8,598,913,208,140,356
5. Step 5: Solve for x
   x = 8,598,913,208,140,356/105,886,470.98
6. Step 6: Final answer
   x = 81,208,799.65