Finding the Fourth Proportional to 91,857,234, 137,738,011.56 and 43,322,055.48

Step by Step Solution

1. Step 1: Write the proportion equation
   91,857,234 : 137,738,011.56 = 43,322,055.48 : x
2. Step 2: Convert to fraction form
   91,857,234/137,738,011.56 = 43,322,055.48/x
3. Step 3: Cross multiply
   91,857,234x = 137,738,011.56 × 43,322,055.48
4. Step 4: Simplify right side
   91,857,234x = 5,967,093,778,507,201
5. Step 5: Solve for x
   x = 5,967,093,778,507,201/91,857,234
6. Step 6: Final answer
   x = 64,960,521.00