Finding the Fourth Proportional to 68,298,964.72, 102,448,464.51 and 19,122,063.05

Step by Step Solution

1. Step 1: Write the proportion equation
   68,298,964.72 : 102,448,464.51 = 19,122,063.05 : x
2. Step 2: Convert to fraction form
   68,298,964.72/102,448,464.51 = 19,122,063.05/x
3. Step 3: Cross multiply
   68,298,964.72x = 102,448,464.51 × 19,122,063.05
4. Step 4: Simplify right side
   68,298,964.72x = 1,959,025,997,735,907.50
5. Step 5: Solve for x
   x = 1,959,025,997,735,907.50/68,298,964.72
6. Step 6: Final answer
   x = 28,683,099.45