Finding the Fourth Proportional to 12,929,870.50, 19,394,902.95 and 5,739,471.34

Step by Step Solution

1. Step 1: Write the proportion equation
   12,929,870.50 : 19,394,902.95 = 5,739,471.34 : x
2. Step 2: Convert to fraction form
   12,929,870.50/19,394,902.95 = 5,739,471.34/x
3. Step 3: Cross multiply
   12,929,870.50x = 19,394,902.95 × 5,739,471.34
4. Step 4: Simplify right side
   12,929,870.50x = 111,316,489,623,606.45
5. Step 5: Solve for x
   x = 111,316,489,623,606.45/12,929,870.50
6. Step 6: Final answer
   x = 8,609,250.16