Finding the Fourth Proportional to 110,636,598.80, 165,905,131.80 and 42,456,630.80

Step by Step Solution

1. Step 1: Write the proportion equation
   110,636,598.80 : 165,905,131.80 = 42,456,630.80 : x
2. Step 2: Convert to fraction form
   110,636,598.80/165,905,131.80 = 42,456,630.80/x
3. Step 3: Cross multiply
   110,636,598.80x = 165,905,131.80 × 42,456,630.80
4. Step 4: Simplify right side
   110,636,598.80x = 7,043,772,928,657,939
5. Step 5: Solve for x
   x = 7,043,772,928,657,939/110,636,598.80
6. Step 6: Final answer
   x = 63,665,848.42