Finding the Fourth Proportional to 113,877,058.96, 157,161,582.12 and 64,991,800.72

Step by Step Solution

1. Step 1: Write the proportion equation
   113,877,058.96 : 157,161,582.12 = 64,991,800.72 : x
2. Step 2: Convert to fraction form
   113,877,058.96/157,161,582.12 = 64,991,800.72/x
3. Step 3: Cross multiply
   113,877,058.96x = 157,161,582.12 × 64,991,800.72
4. Step 4: Simplify right side
   113,877,058.96x = 10,214,214,225,982,956
5. Step 5: Solve for x
   x = 10,214,214,225,982,956/113,877,058.96
6. Step 6: Final answer
   x = 89,695,100.31