Finding the Fourth Proportional to 51,788,106.72, 71,467,439.76 and 28,583,066.88

Step by Step Solution

1. Step 1: Write the proportion equation
   51,788,106.72 : 71,467,439.76 = 28,583,066.88 : x
2. Step 2: Convert to fraction form
   51,788,106.72/71,467,439.76 = 28,583,066.88/x
3. Step 3: Cross multiply
   51,788,106.72x = 71,467,439.76 × 28,583,066.88
4. Step 4: Simplify right side
   51,788,106.72x = 2,042,758,610,402,451.25
5. Step 5: Solve for x
   x = 2,042,758,610,402,451.25/51,788,106.72
6. Step 6: Final answer
   x = 39,444,550.88