Finding the Fourth Proportional to 34,978,559.60, 48,270,476.61 and 19,509,641.30

Step by Step Solution

1. Step 1: Write the proportion equation
   34,978,559.60 : 48,270,476.61 = 19,509,641.30 : x
2. Step 2: Convert to fraction form
   34,978,559.60/48,270,476.61 = 19,509,641.30/x
3. Step 3: Cross multiply
   34,978,559.60x = 48,270,476.61 × 19,509,641.30
4. Step 4: Simplify right side
   34,978,559.60x = 941,739,683,799,787.62
5. Step 5: Solve for x
   x = 941,739,683,799,787.62/34,978,559.60
6. Step 6: Final answer
   x = 26,923,340.89