Finding the Fourth Proportional to 21,483,725.47, 32,225,272.45 and 5,309,678.13

Step by Step Solution

1. Step 1: Write the proportion equation
   21,483,725.47 : 32,225,272.45 = 5,309,678.13 : x
2. Step 2: Convert to fraction form
   21,483,725.47/32,225,272.45 = 5,309,678.13/x
3. Step 3: Cross multiply
   21,483,725.47x = 32,225,272.45 × 5,309,678.13
4. Step 4: Simplify right side
   21,483,725.47x = 171,105,824,361,056.50
5. Step 5: Solve for x
   x = 171,105,824,361,056.50/21,483,725.47
6. Step 6: Final answer
   x = 7,964,439.16