Finding the Fourth Proportional to 31,441,145.48, 47,166,837.32 and 9,285,530.10

Step by Step Solution

1. Step 1: Write the proportion equation
   31,441,145.48 : 47,166,837.32 = 9,285,530.10 : x
2. Step 2: Convert to fraction form
   31,441,145.48/47,166,837.32 = 9,285,530.10/x
3. Step 3: Cross multiply
   31,441,145.48x = 47,166,837.32 × 9,285,530.10
4. Step 4: Simplify right side
   31,441,145.48x = 437,969,087,656,663.31
5. Step 5: Solve for x
   x = 437,969,087,656,663.31/31,441,145.48
6. Step 6: Final answer
   x = 13,929,806.98