Finding the Fourth Proportional to 28,553,855.50, 42,830,782.16 and 8,359,097.50

Step by Step Solution

1. Step 1: Write the proportion equation
   28,553,855.50 : 42,830,782.16 = 8,359,097.50 : x
2. Step 2: Convert to fraction form
   28,553,855.50/42,830,782.16 = 8,359,097.50/x
3. Step 3: Cross multiply
   28,553,855.50x = 42,830,782.16 × 8,359,097.50
4. Step 4: Simplify right side
   28,553,855.50x = 358,026,683,883,444.44
5. Step 5: Solve for x
   x = 358,026,683,883,444.44/28,553,855.50
6. Step 6: Final answer
   x = 12,538,645.93