Finding the Fourth Proportional to 113,413,614, 156,511,574.64 and 64,521,042

Step by Step Solution

1. Step 1: Write the proportion equation
   113,413,614 : 156,511,574.64 = 64,521,042 : x
2. Step 2: Convert to fraction form
   113,413,614/156,511,574.64 = 64,521,042/x
3. Step 3: Cross multiply
   113,413,614x = 156,511,574.64 × 64,521,042
4. Step 4: Simplify right side
   113,413,614x = 10,098,289,880,833,574
5. Step 5: Solve for x
   x = 10,098,289,880,833,574/113,413,614
6. Step 6: Final answer
   x = 89,039,485.87