Finding the Fourth Proportional to 64,683,686.84, 89,263,025.69 and 35,315,018.48

Step by Step Solution

1. Step 1: Write the proportion equation
   64,683,686.84 : 89,263,025.69 = 35,315,018.48 : x
2. Step 2: Convert to fraction form
   64,683,686.84/89,263,025.69 = 35,315,018.48/x
3. Step 3: Cross multiply
   64,683,686.84x = 89,263,025.69 × 35,315,018.48
4. Step 4: Simplify right side
   64,683,686.84x = 3,152,325,401,869,647.50
5. Step 5: Solve for x
   x = 3,152,325,401,869,647.50/64,683,686.84
6. Step 6: Final answer
   x = 48,734,473.19