Finding the Fourth Proportional to 9,042,365.34, 12,478,176.23 and 5,174,803.46

Step by Step Solution

1. Step 1: Write the proportion equation
   9,042,365.34 : 12,478,176.23 = 5,174,803.46 : x
2. Step 2: Convert to fraction form
   9,042,365.34/12,478,176.23 = 5,174,803.46/x
3. Step 3: Cross multiply
   9,042,365.34x = 12,478,176.23 × 5,174,803.46
4. Step 4: Simplify right side
   9,042,365.34x = 64,572,109,534,815.18
5. Step 5: Solve for x
   x = 64,572,109,534,815.18/9,042,365.34
6. Step 6: Final answer
   x = 7,141,063.99