Finding the Fourth Proportional to 191,510,100.72, 287,305,501.28 and 62,107,620.72

Step by Step Solution

1. Step 1: Write the proportion equation
   191,510,100.72 : 287,305,501.28 = 62,107,620.72 : x
2. Step 2: Convert to fraction form
   191,510,100.72/287,305,501.28 = 62,107,620.72/x
3. Step 3: Cross multiply
   191,510,100.72x = 287,305,501.28 × 62,107,620.72
4. Step 4: Simplify right side
   191,510,100.72x = 17,843,861,104,267,712
5. Step 5: Solve for x
   x = 17,843,861,104,267,712/191,510,100.72
6. Step 6: Final answer
   x = 93,174,516.84