Finding the Fourth Proportional to 111,078,256.10, 166,724,853.32 and 53,610,981.98

Step by Step Solution

1. Step 1: Write the proportion equation
   111,078,256.10 : 166,724,853.32 = 53,610,981.98 : x
2. Step 2: Convert to fraction form
   111,078,256.10/166,724,853.32 = 53,610,981.98/x
3. Step 3: Cross multiply
   111,078,256.10x = 166,724,853.32 × 53,610,981.98
4. Step 4: Simplify right side
   111,078,256.10x = 8,938,283,106,257,066
5. Step 5: Solve for x
   x = 8,938,283,106,257,066/111,078,256.10
6. Step 6: Final answer
   x = 80,468,342.05