Finding the Fourth Proportional to 99,242,048.67, 148,728,938.82 and 37,797,688.62

Step by Step Solution

1. Step 1: Write the proportion equation
   99,242,048.67 : 148,728,938.82 = 37,797,688.62 : x
2. Step 2: Convert to fraction form
   99,242,048.67/148,728,938.82 = 37,797,688.62/x
3. Step 3: Cross multiply
   99,242,048.67x = 148,728,938.82 × 37,797,688.62
4. Step 4: Simplify right side
   99,242,048.67x = 5,621,610,118,301,390
5. Step 5: Solve for x
   x = 5,621,610,118,301,390/99,242,048.67
6. Step 6: Final answer
   x = 56,645,446.10