Finding the Fourth Proportional to 31,098,560.34, 42,931,550.28 and 19,341,618.54

Step by Step Solution

1. Step 1: Write the proportion equation
   31,098,560.34 : 42,931,550.28 = 19,341,618.54 : x
2. Step 2: Convert to fraction form
   31,098,560.34/42,931,550.28 = 19,341,618.54/x
3. Step 3: Cross multiply
   31,098,560.34x = 42,931,550.28 × 19,341,618.54
4. Step 4: Simplify right side
   31,098,560.34x = 830,365,668,846,590.12
5. Step 5: Solve for x
   x = 830,365,668,846,590.12/31,098,560.34
6. Step 6: Final answer
   x = 26,701,096.76