Finding the Fourth Proportional to 49,133,061.78, 73,709,039.07 and 18,838,562.26

Step by Step Solution

1. Step 1: Write the proportion equation
   49,133,061.78 : 73,709,039.07 = 18,838,562.26 : x
2. Step 2: Convert to fraction form
   49,133,061.78/73,709,039.07 = 18,838,562.26/x
3. Step 3: Cross multiply
   49,133,061.78x = 73,709,039.07 × 18,838,562.26
4. Step 4: Simplify right side
   49,133,061.78x = 1,388,572,321,644,967.50
5. Step 5: Solve for x
   x = 1,388,572,321,644,967.50/49,133,061.78
6. Step 6: Final answer
   x = 28,261,465.32