Finding the Fourth Proportional to 90,337,717.84, 135,509,522.72 and 43,003,978.08

Step by Step Solution

1. Step 1: Write the proportion equation
   90,337,717.84 : 135,509,522.72 = 43,003,978.08 : x
2. Step 2: Convert to fraction form
   90,337,717.84/135,509,522.72 = 43,003,978.08/x
3. Step 3: Cross multiply
   90,337,717.84x = 135,509,522.72 × 43,003,978.08
4. Step 4: Simplify right side
   90,337,717.84x = 5,827,448,544,682,142
5. Step 5: Solve for x
   x = 5,827,448,544,682,142/90,337,717.84
6. Step 6: Final answer
   x = 64,507,369.50