Finding the Fourth Proportional to 105,880,078.84, 146,118,901.61 and 58,836,976.65

Step by Step Solution

1. Step 1: Write the proportion equation
   105,880,078.84 : 146,118,901.61 = 58,836,976.65 : x
2. Step 2: Convert to fraction form
   105,880,078.84/146,118,901.61 = 58,836,976.65/x
3. Step 3: Cross multiply
   105,880,078.84x = 146,118,901.61 × 58,836,976.65
4. Step 4: Simplify right side
   105,880,078.84x = 8,597,194,402,151,218
5. Step 5: Solve for x
   x = 8,597,194,402,151,218/105,880,078.84
6. Step 6: Final answer
   x = 81,197,468.84