Finding the Fourth Proportional to 105,676,815.27, 145,835,187.33 and 58,634,740.50

Step by Step Solution

1. Step 1: Write the proportion equation
   105,676,815.27 : 145,835,187.33 = 58,634,740.50 : x
2. Step 2: Convert to fraction form
   105,676,815.27/145,835,187.33 = 58,634,740.50/x
3. Step 3: Cross multiply
   105,676,815.27x = 145,835,187.33 × 58,634,740.50
4. Step 4: Simplify right side
   105,676,815.27x = 8,551,008,364,863,439
5. Step 5: Solve for x
   x = 8,551,008,364,863,439/105,676,815.27
6. Step 6: Final answer
   x = 80,916,597.87