Finding the Fourth Proportional to 47,053,567.27, 64,938,982.52 and 28,478,929.47

Step by Step Solution

1. Step 1: Write the proportion equation
   47,053,567.27 : 64,938,982.52 = 28,478,929.47 : x
2. Step 2: Convert to fraction form
   47,053,567.27/64,938,982.52 = 28,478,929.47/x
3. Step 3: Cross multiply
   47,053,567.27x = 64,938,982.52 × 28,478,929.47
4. Step 4: Simplify right side
   47,053,567.27x = 1,849,392,703,040,643
5. Step 5: Solve for x
   x = 1,849,392,703,040,643/47,053,567.27
6. Step 6: Final answer
   x = 39,303,985.02