Finding the Fourth Proportional to 81,006,116.50, 111,788,440.77 and 44,336,687.50

Step by Step Solution

1. Step 1: Write the proportion equation
   81,006,116.50 : 111,788,440.77 = 44,336,687.50 : x
2. Step 2: Convert to fraction form
   81,006,116.50/111,788,440.77 = 44,336,687.50/x
3. Step 3: Cross multiply
   81,006,116.50x = 111,788,440.77 × 44,336,687.50
4. Step 4: Simplify right side
   81,006,116.50x = 4,956,329,164,531,749
5. Step 5: Solve for x
   x = 4,956,329,164,531,749/81,006,116.50
6. Step 6: Final answer
   x = 61,184,628.75