Finding the Fourth Proportional to 51,896,300.61, 71,618,389.88 and 28,692,925.59

Step by Step Solution

1. Step 1: Write the proportion equation
   51,896,300.61 : 71,618,389.88 = 28,692,925.59 : x
2. Step 2: Convert to fraction form
   51,896,300.61/71,618,389.88 = 28,692,925.59/x
3. Step 3: Cross multiply
   51,896,300.61x = 71,618,389.88 × 28,692,925.59
4. Step 4: Simplify right side
   51,896,300.61x = 2,054,941,131,558,984.50
5. Step 5: Solve for x
   x = 2,054,941,131,558,984.50/51,896,300.61
6. Step 6: Final answer
   x = 39,597,063.90