Finding the Fourth Proportional to 12,097,783.70, 18,146,675.55 and 10,271,201.30

Step by Step Solution

1. Step 1: Write the proportion equation
   12,097,783.70 : 18,146,675.55 = 10,271,201.30 : x
2. Step 2: Convert to fraction form
   12,097,783.70/18,146,675.55 = 10,271,201.30/x
3. Step 3: Cross multiply
   12,097,783.70x = 18,146,675.55 × 10,271,201.30
4. Step 4: Simplify right side
   12,097,783.70x = 186,388,157,499,838.25
5. Step 5: Solve for x
   x = 186,388,157,499,838.25/12,097,783.70
6. Step 6: Final answer
   x = 15,406,801.95