Finding the Fourth Proportional to 111,457,006.83, 153,792,214.56 and 64,418,460.53

Step by Step Solution

1. Step 1: Write the proportion equation
   111,457,006.83 : 153,792,214.56 = 64,418,460.53 : x
2. Step 2: Convert to fraction form
   111,457,006.83/153,792,214.56 = 64,418,460.53/x
3. Step 3: Cross multiply
   111,457,006.83x = 153,792,214.56 × 64,418,460.53
4. Step 4: Simplify right side
   111,457,006.83x = 9,907,057,702,363,598
5. Step 5: Solve for x
   x = 9,907,057,702,363,598/111,457,006.83
6. Step 6: Final answer
   x = 88,886,809.22