Finding the Fourth Proportional to 34,978,561.10, 48,270,478.68 and 19,509,642.80

Step by Step Solution

1. Step 1: Write the proportion equation
   34,978,561.10 : 48,270,478.68 = 19,509,642.80 : x
2. Step 2: Convert to fraction form
   34,978,561.10/48,270,478.68 = 19,509,642.80/x
3. Step 3: Cross multiply
   34,978,561.10x = 48,270,478.68 × 19,509,642.80
4. Step 4: Simplify right side
   34,978,561.10x = 941,739,796,590,463.25
5. Step 5: Solve for x
   x = 941,739,796,590,463.25/34,978,561.10
6. Step 6: Final answer
   x = 26,923,342.96